1303155142 has 8 divisors (see below), whose sum is σ = 1956812832. Its totient is φ = 650884200.

The previous prime is 1303155101. The next prime is 1303155157. The reversal of 1303155142 is 2415513031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344334 + ... + 348097.

It is an arithmetic number, because the mean of its divisors is an integer number (244601604).

Almost surely, 2^1303155142 is an apocalyptic number.

1303155142 is a deficient number, since it is larger than the sum of its proper divisors (653657690).

1303155142 is an equidigital number, since it uses as much as digits as its factorization.

1303155142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693374.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1303155142 is about 36099.2401859097. The cubic root of 1303155142 is about 1092.2751183036.

Adding to 1303155142 its reverse (2415513031), we get a palindrome (3718668173).

The spelling of 1303155142 in words is "one billion, three hundred three million, one hundred fifty-five thousand, one hundred forty-two".